MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 48864de26230a966a7b91425ec7f388726e8ddc5fea72f686d551dc49654cbc1. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


RemcosRAT


Vendor detections: 15


Intelligence 15 IOCs YARA 4 File information Comments
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SHA256 hash: 48864de26230a966a7b91425ec7f388726e8ddc5fea72f686d551dc49654cbc1
SHA3-384 hash: 1c658151c075fb683f119d71cab8ab30eee3beb514adb06767baa5391106fbaeabe76d7c27d27b10a098379fd0fdb86d
SHA1 hash: af6396b22bd9f2473b228bff01b7cb41782f8b96
MD5 hash: 7e24025c6e30002439eefbff4209bc27
humanhash: yankee-alaska-six-cold
File name:SecuriteInfo.com.Trojan.DownLoaderNET.710.19709.25330
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:983'040 bytes
First seen:2024-01-31 14:26:26 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:u8bshPs/eQdOEVw9OM8hdnPveDnLkZOjkVJd:ZbYsjOpzi5O7oU8d
TLSH T114252301F5789F5AF87647F52B62949113B67CAA6870E35DBC8D30CA29BBB014612F33
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon f6f9b5e6c486b3c9 (6 x Formbook, 6 x RemcosRAT, 4 x AgentTesla)
Reporter SecuriteInfoCom
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
278
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
CONFIRMATION TRANSFER.exe
Verdict:
Malicious activity
Analysis date:
2024-01-31 08:35:00 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/c56e5eb2-d3c1-4692-b5bd-7a6e34340872

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/473818/
Detection(s):
SecuriteInfo.com.Trojan.DownLoaderNET.710.19709.25330.UNOFFICIAL
Create hunting rule

Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed remcos
Link:
https://www.filescan.io/uploads/65ba58c7bc91f83c80740b3c/reports/dbb3962a-2875-4132-9f64-a74f02fa9739/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/48864de26230a966a7b91425ec7f388726e8ddc5fea72f686d551dc49654cbc1
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ebdd8b7c-d9b1-408e-b406-8874b5bc6e53
Result
Threat name:
Remcos, PureLog Stealer
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1384133
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to register a low level keyboard hook
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Creates autostart registry keys with suspicious names
Delayed program exit found
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Remcos
Sigma detected: Scheduled temp file as task from temp location
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected PureLog Stealer
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1384133 Sample: SecuriteInfo.com.Trojan.Dow... Startdate: 31/01/2024 Architecture: WINDOWS Score: 100 74 fresh02.ddns.net 2->74 76 geoplugin.net 2->76 82 Multi AV Scanner detection for domain / URL 2->82 84 Found malware configuration 2->84 86 Malicious sample detected (through community Yara rule) 2->86 90 13 other signatures 2->90 10 SecuriteInfo.com.Trojan.DownLoaderNET.710.19709.25330.exe 7 2->10         started        14 fDGYoyeAWGYXLN.exe 5 2->14         started        16 remcos.exe 2->16         started        18 2 other processes 2->18 signatures3 88 Uses dynamic DNS services 74->88 process4 file5 70 C:\Users\user\AppData\...\fDGYoyeAWGYXLN.exe, PE32 10->70 dropped 72 C:\Users\user\AppData\Local\...\tmp5BC1.tmp, XML 10->72 dropped 102 Contains functionality to bypass UAC (CMSTPLUA) 10->102 104 Contains functionalty to change the wallpaper 10->104 106 Contains functionality to steal Chrome passwords or cookies 10->106 114 5 other signatures 10->114 20 SecuriteInfo.com.Trojan.DownLoaderNET.710.19709.25330.exe 2 4 10->20         started        24 powershell.exe 23 10->24         started        26 schtasks.exe 1 10->26         started        108 Multi AV Scanner detection for dropped file 14->108 110 Machine Learning detection for dropped file 14->110 112 Injects a PE file into a foreign processes 14->112 28 schtasks.exe 14->28         started        30 fDGYoyeAWGYXLN.exe 14->30         started        32 schtasks.exe 16->32         started        36 5 other processes 16->36 34 schtasks.exe 18->34         started        38 6 other processes 18->38 signatures6 process7 file8 68 C:\ProgramData\Remcos\remcos.exe, PE32 20->68 dropped 92 Creates autostart registry keys with suspicious names 20->92 40 remcos.exe 5 20->40         started        43 conhost.exe 24->43         started        45 conhost.exe 26->45         started        47 conhost.exe 28->47         started        49 conhost.exe 32->49         started        51 conhost.exe 34->51         started        53 conhost.exe 38->53         started        signatures9 process10 signatures11 94 Multi AV Scanner detection for dropped file 40->94 96 Machine Learning detection for dropped file 40->96 98 Adds a directory exclusion to Windows Defender 40->98 100 Injects a PE file into a foreign processes 40->100 55 remcos.exe 40->55         started        58 powershell.exe 40->58         started        60 schtasks.exe 40->60         started        62 remcos.exe 40->62         started        process12 dnsIp13 78 fresh02.ddns.net 103.67.162.240, 25505, 49706 AARNET-AS-APAustralianAcademicandResearchNetworkAARNe unknown 55->78 80 geoplugin.net 178.237.33.50, 49709, 80 ATOM86-ASATOM86NL Netherlands 55->80 64 conhost.exe 58->64         started        66 conhost.exe 60->66         started        process14
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/48864de26230a966a7b91425ec7f388726e8ddc5fea72f686d551dc49654cbc1
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/48864de26230a966a7b91425ec7f388726e8ddc5fea72f686d551dc49654cbc1/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2024-01-31 07:49:15 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jcde3ytcgcuwnj5zcqs6y7zyq4torxof72ts62dnkuo4jfsuzpaq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:loaded persistence rat
Link:
https://tria.ge/reports/240131-rsefdseae8/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Remcos
Malware Config
C2 Extraction:
fresh02.ddns.net:25505
Unpacked files
SH256 hash:
c472d757c071e0c7041adcfc5a8d64ab8b73d1525eb5860e640e270daf2f21bd
MD5 hash:
fc41f99d4c9fa3fab54c0d8bcf0ce973
SHA1 hash:
f3cd2e83104777fbe97545c7e4ea2e0fa4bdfa2b
Link:
https://www.unpac.me/results/abcb704e-91ca-4a2c-9ed7-d721958c7d41/
SH256 hash:
d2cf3273461ffa1b29715828f358368312ae4f08a731f4e449a44f6dc50e26c5
MD5 hash:
df7936d5ea0c80f3003b445c7f8deb44
SHA1 hash:
b995b22e77a11cda256e84a01ccadb85451460ed
Link:
https://www.unpac.me/results/abcb704e-91ca-4a2c-9ed7-d721958c7d41/
SH256 hash:
3483fd8009874a6d23ec4c158181612d2bbfae6dab645245ca2ac05b9dc64927
MD5 hash:
aefb9e9a9597093c0fb1759767c3a92d
SHA1 hash:
a99acb7e722a23a572a1bbd4400a017c7a13fa23
Detections:
Remcos
Create hunting rule
win_remcos_w0
Create hunting rule
win_remcos_auto
Create hunting rule
malware_windows_remcos_rat
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Create hunting rule
Link:
https://www.unpac.me/results/abcb704e-91ca-4a2c-9ed7-d721958c7d41/
Parent samples :
48864de26230a966a7b91425ec7f388726e8ddc5fea72f686d551dc49654cbc1
ecad62ef8415885ac40c6e3889e323293599d9ed531fe62d77e1488c925650d5
c08cb69aed7f30fe924a3fee014f33aabadaf11644e304c25b28f64c4fa09c48
SH256 hash:
a7097659d0b8886c761709d7309bf378a7fbc7a325e2d1f4e7a1113698344f4f
MD5 hash:
d5c69b521525fc9e0ad51e65154c63aa
SHA1 hash:
9f9b885250ce857678b0941217f213d9f103f7e0
Link:
https://www.unpac.me/results/abcb704e-91ca-4a2c-9ed7-d721958c7d41/
SH256 hash:
3014b859be7cafca84f61ab3398e0832d80175d76dc6ff4a45df7b2fef39dcaf
MD5 hash:
17cbde8bc5d57e164c1daa95d1b37d0b
SHA1 hash:
4856da540fd30d018fa511c9ce705871e1e2affa
Link:
https://www.unpac.me/results/abcb704e-91ca-4a2c-9ed7-d721958c7d41/
SH256 hash:
48864de26230a966a7b91425ec7f388726e8ddc5fea72f686d551dc49654cbc1
MD5 hash:
7e24025c6e30002439eefbff4209bc27
SHA1 hash:
af6396b22bd9f2473b228bff01b7cb41782f8b96
Link:
https://www.unpac.me/results/abcb704e-91ca-4a2c-9ed7-d721958c7d41/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/48864de26230/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/48864de26230a966a7b91425ec7f388726e8ddc5fea72f686d551dc49654cbc1

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/473818/

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